28016100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{4447}}^1$

素因数の和:4474

約数の個数: 108

約数和(自身を含む): 100382464

約数和(自身を除く): 72366364

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 4447, 6300, 8894, 13341, 17788, 22235, 26682, 31129, 40023, 44470, 53364, 62258, 66705, 80046, 88940, 93387, 111175, 124516, 133410, 155645, 160092, 186774, 200115, 222350, 266820, 280161, 311290, 333525, 373548, 400230, 444700, 466935, 560322, 622580, 667050, 778225, 800460, 933870, 1000575, 1120644, 1334100, 1400805, 1556450, 1867740, 2001150, 2334675, 2801610, 3112900, 4002300, 4669350, 5603220, 7004025, 9338700, 14008050, 28016100]

約数ペア:

[(1, 28016100), (2, 14008050), (3, 9338700), (4, 7004025), (5, 5603220), (6, 4669350), (7, 4002300), (9, 3112900), (10, 2801610), (12, 2334675), (14, 2001150), (15, 1867740), (18, 1556450), (20, 1400805), (21, 1334100), (25, 1120644), (28, 1000575), (30, 933870), (35, 800460), (36, 778225), (42, 667050), (45, 622580), (50, 560322), (60, 466935), (63, 444700), (70, 400230), (75, 373548), (84, 333525), (90, 311290), (100, 280161), (105, 266820), (126, 222350), (140, 200115), (150, 186774), (175, 160092), (180, 155645), (210, 133410), (225, 124516), (252, 111175), (300, 93387), (315, 88940), (350, 80046), (420, 66705), (450, 62258), (525, 53364), (630, 44470), (700, 40023), (900, 31129), (1050, 26682), (1260, 22235), (1575, 17788), (2100, 13341), (3150, 8894), (4447, 6300)]